Product Overview

P66 Series Electronic Fan Speed Controls Product Bulletin4
Figure 3: P66 Control and NEMA 3R Enclosure Dimensions, in./mm
5.33
135
4.20
107
4.72
120
NEMA 3R Enclosure
4.12
105
3.34
85
0.875
22.23
Diameter
Conduit Hole
(2 places)
Two 22 AWG Wire
Leads for 24 VAC
Power Supply
(NEMA 3R
Enclosure)
1.28
33
6.75
172
6.00
152
5.26
134
3.38
86
4.56
116
0.27
7
Diameter Mounting Holes
for No. 10 Screw
0.218
5.54
Two 0.250 Spade Terminals
for 24 VAC Power Supply
Inside Plug (NEMA 1 Enclosure)
Valve
Depressor
1/4 in. Flare
7/16 in.
20 UNF-2B
0.093
2.36
Diameter
Capillary
F
I
G
:
P
6
6
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D
M
S
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E
N
C
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